Home / 2,540,657.56-3,505,978.54-1,508,209.56

Finding the Fourth Proportional to 2,540,657.56, 3,505,978.54 and 1,508,209.56

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Solution

The fourth proportional to 2,540,657.56, 3,505,978.54 and 1,508,209.56 is: 2,081,252.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,540,657.56 : 3,505,978.54 = 1,508,209.56 : x
  2. Step 2: Convert to fraction form
    2,540,657.56/3,505,978.54 = 1,508,209.56/x
  3. Step 3: Cross multiply
    2,540,657.56x = 3,505,978.54 × 1,508,209.56
  4. Step 4: Simplify right side
    2,540,657.56x = 5,287,750,351,182.84
  5. Step 5: Solve for x
    x = 5,287,750,351,182.84/2,540,657.56
  6. Step 6: Final answer
    x = 2,081,252.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.